Impeller wheel for an abrasive blasting machine



FIG. 1 is a top plan view of an impeller wheel for an abrasive blasting machine showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a sectional view taken in the direction of the arrows on line 3--3 of FIG. 1;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is an enlarged fragmentary sectional view taken on line 5--5 of FIG. 1. 

The ornamental design for an impeller wheel for an abrasive blasting machine, as shown and described. 